[Bug 614767] Re: [Lucid] Fails to resume after suspend on Dell Inspiron 600m

spinlock 614767 at bugs.launchpad.net
Fri Aug 13 17:20:44 UTC 2010


I believe I have isolated this to an issue with the vga chipset on the
Inspiron 600m. lspci tells me that the culprit is: 01:00.0 VGA
compatible controller: ATI Technologies Inc Radeon RV250 [Mobility
FireGL 9000] (rev 02). Unfortunately, I can't unload the radeon module
and see if suspend works when I do that (maybe if I put the machine into
runlevel 1???).

I've used the rtc to capture info when the machine wakes up. 
    #sudo sh -c "sync; echo 1>/sys/power/pm_trace; pm-suspend"

My laptop will go into a suspend state but will not come up when I hit
the power button. The disk light goes from blinking to being fully lit
and I can hear the disk spin up, but the screen stays blank. This makes
sense if it's an issue with the Radeon/VGA chip.

I have attached the output from dmsg and lspci to this but report.

Thanks,
Andrew

** Attachment added: "dmesg output"
   https://bugs.launchpad.net/ubuntu/+source/linux/+bug/614767/+attachment/1488508/+files/dmesg.txt

-- 
[Lucid] Fails to resume after suspend on Dell Inspiron 600m
https://bugs.launchpad.net/bugs/614767
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